Iguchi Hideichiro

Iguchi Toyohide (井口 豊秀), born Iguchi Hideichiro (井口 秀一郎 Iguchi Hide'ichirō, born 1971), is a Nihon Ki-in professional Go player who reached 6-dan in 1994, 7-dan in 2002 and 8-dan in 2016. Pupil of Oeda Yusuke.

He changed his given name to Toyohide in 2002.